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#include <cmath>
#include "QxLetterItem.hpp"
#include "QxColors.hpp"

QxLetterItem::QxLetterItem( char letter, QGraphicsScene* scene, QGraphicsItem* parent) : QxDemoItem( scene, parent ), letter( letter )
{
  useSharedImage( QString(__FILE__) + letter );
}

QxLetterItem::~QxLetterItem()
{
}

QImage* QxLetterItem::createImage( const QMatrix& matrix ) const
{
  QRect scaledRect = matrix.mapRect( QRect(0, 0, 25, 25) );
  QImage* image = new QImage( scaledRect.width(), scaledRect.height(), QImage::Format_ARGB32_Premultiplied );
  image->fill( 0 );
  QPainter painter( image );
  painter.scale( matrix.m11(), matrix.m22() );
  painter.setRenderHints( QPainter::TextAntialiasing | QPainter::Antialiasing | QPainter::SmoothPixmapTransform );
  painter.setPen( Qt::NoPen );
  if( QxColors::useEightBitPalette ) {
    painter.setBrush( QColor(102, 175, 54) );
    painter.drawEllipse( 0, 0, 25, 25 );
    painter.setFont( QxColors::tickerFont() );
    painter.setPen( QColor(255, 255, 255) );
    painter.drawText( 10, 15, QString( this->letter ) );
  } else {
    QLinearGradient brush( 0, 0, 0, 25 );
    brush.setSpread( QLinearGradient::PadSpread );
    brush.setColorAt( 0.0, QColor(102, 175, 54, 200) );
    brush.setColorAt( 1.0, QColor(102, 175, 54, 60) );
    painter.setBrush( brush );
    painter.drawEllipse( 0, 0, 25, 25 );
    painter.setFont( QxColors::tickerFont() );
    painter.setPen( QColor(255, 255, 255, 255) );
    painter.drawText( 10, 15, QString(this->letter) );
  }
  return image;
}
